There are 4 ways to get from Heathrow Airport Terminal 3 to Cardiff by train, bus or car

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2rio's travel planner.

Recommended option

Train  •  2 h 48 min

  1. Take the train from London Paddington to Cardiff Central

$102 - $177

Cheapest option

Bus  •  3 h 35 min

  1. Take the bus from Heathrow Central Bus Station to Cardiff, Sophia Gardens 202 / ...

$45 - $55

2 alternative options

Line 7 bus, train  •  3 h 33 min

  1. Take the line 7 bus from Heathrow Central Bus Station to Slough Town Centre, Queensmere (Queensmere Shopping Ctr) 7
  2. Take the train from Reading to Cardiff Central

$67 - $131

Drive  •  2 h 18 min

  1. Drive from Heathrow Airport Terminal 3 to Cardiff 137.6 miles

$29 - $45

Questions & Answers

Yes, there is a direct bus departing from Heathrow Central Bus Station station and arriving at Cardiff, Sophia Gardens. Services depart every two hours, and operate every day. The journey takes approximately 3 h 30 min.

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No, there is no direct train from Heathrow Airport Terminal 3 to Cardiff. However, there are services departing from Heathrow Terminals 2 & 3 and arriving at Cardiff Central via London Paddington. The journey, including transfers, takes approximately 2 h 48 min.

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The distance between Heathrow Airport Terminal 3 and Cardiff is 118 miles. The road distance is 137.6 miles.

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The best way to get from Heathrow Airport Terminal 3 to Cardiff without a car is to train which takes 2 h 48 min and costs .

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It takes approximately 2 h 48 min to get from Heathrow Airport Terminal 3 to Cardiff, including transfers.

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Heathrow Airport Terminal 3 to Cardiff bus services, operated by National Express, arrive at Heathrow Central Bus Station.

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Heathrow Airport Terminal 3 to Cardiff train services, operated by Great Western Railway, depart from London Paddington station.

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The best way to get from Heathrow Airport Terminal 3 to Cardiff is to train which takes 2 h 48 min and costs . Alternatively, you can bus, which costs and takes 3 h 35 min.

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Heathrow Airport Terminal 3 to Cardiff bus services, operated by National Express, arrive at Cardiff, Sophia Gardens station.

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Heathrow Airport Terminal 3 to Cardiff train services, operated by Great Western Railway, arrive at Cardiff Central station.

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Map of how to get from Heathrow Airport Terminal 3 to Cardiff.
Launch map view
  • Distance: 117.9 miles
  • Duration: 2 h 48 min

What companies run services between Heathrow Airport Terminal 3, England and Cardiff, Wales?

Great Western Railway operates a train from Heathrow Airport Terminal 3 to Cardiff hourly. Tickets cost $75 - $140 and the journey takes 2 h. Alternatively, National Express operates a bus from Heathrow Airport Terminal 3 to Cardiff every 2 hours. Tickets cost $45 - $55 and the journey takes 3 h 30 min.

Train operators
Great Western Railway
Website
gwr.com
Train from London Paddington to Cardiff Central
Ave. Duration
2 h
Frequency
Hourly
Estimated price
$75 - $140
Website
gwr.com
Off-Peak Day Single
$40 - $65
Advanced Single
$40 - $65
Anytime Day Single
$75 - $140
Train from Reading to Cardiff Central
Ave. Duration
1 h 33 min
Frequency
Hourly
Estimated price
$55 - $110
Website
gwr.com
Off-Peak Day Single
$30 - $50
Advanced Single
$30 - $50
Anytime Day Single
$55 - $110
Bus operators
National Express

National Express Coaches are a quick and convenient way of travelling around the UK. Over 550 National Express coaches run on Britain's roads every day, serving over 900 destinations across the UK. National Express Coaches carry around 19 million passenger journeys every year. For added convenience, National Express operate coach services to all major UK airports 24 hours per day, and is on its way to being 100% wheelchair accessible. The company also has a 24-hour control centre that receives a GPS signal to update on location, speed and the temperature inside coaches, ensuring the smoothest journey possible.

Contact Details
Phone
+44 08717 818178
Website
nationalexpress.com
Bus from Heathrow Central Bus Station to Cardiff, Sophia Gardens
Ave. Duration
3 h 30 min
Frequency
Every 2 hours
Estimated price
$45 - $55
Website
nationalexpress.com

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More Questions & Answers

Yes, the driving distance between Heathrow Airport Terminal 3 to Cardiff is 138 miles. It takes approximately 2 h 18 min to drive from Heathrow Airport Terminal 3 to Cardiff.

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There are 528+ hotels available in Cardiff. Prices start at $63 USD per night.

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